Improve error reporting for duplicate object template properties.

tools/generate-runtime-tests.py

 #!/usr/bin/env python
 # Copyright 2014 the V8 project authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import itertools
 import js2c
 import multiprocessing
 import optparse
 import os
@@ skipping 29 matching lines @@
 # functions they define are so trivial that it's unclear how much benefit
 # that would provide:
 # ELEMENTS_KIND_CHECK_RUNTIME_FUNCTION
 # FIXED_TYPED_ARRAYS_CHECK_RUNTIME_FUNCTION
 # TYPED_ARRAYS_CHECK_RUNTIME_FUNCTION
 
 # Counts of functions in each detection state. These are used to assert
 # that the parser doesn't bit-rot. Change the values as needed when you add,
 # remove or change runtime functions, but make sure we don't lose our ability
 # to parse them!
-EXPECTED_FUNCTION_COUNT = 416
-EXPECTED_FUZZABLE_COUNT = 331
+EXPECTED_FUNCTION_COUNT = 417
+EXPECTED_FUZZABLE_COUNT = 332
 EXPECTED_CCTEST_COUNT = 6
 EXPECTED_UNKNOWN_COUNT = 4
 EXPECTED_BUILTINS_COUNT = 809
 
 
 # Don't call these at all.
 BLACKLISTED = [
   "Abort",  # Kills the process.
   "AbortJS",  # Kills the process.
   "CompileForOnStackReplacement",  # Riddled with ASSERTs.
@@ skipping 143 matching lines @@
     "%GetImplFromInitializedIntlObject(new Intl.DateTimeFormat('en-US'))")
 _NUMBER_FORMAT = (
     "%GetImplFromInitializedIntlObject(new Intl.NumberFormat('en-US'))")
 
 
 # Custom definitions for function input that does not throw.
 # Format: "FunctionName": ["arg0", "arg1", ..., argslength].
 # None means "fall back to autodetected value".
 CUSTOM_KNOWN_GOOD_INPUT = {
   "AddProperty": [None, 10, None, None, None],
+  "AddPropertyForTemplate": [None, 10, None, None, None],
   "Apply": ["function() {}", None, None, None, None, None],
   "ArrayBufferSliceImpl": [None, None, 0, None],
   "ArrayConcat": ["[1, 'a']", None],
   "BreakIteratorAdoptText": [_BREAK_ITERATOR, None, None],
   "BreakIteratorBreakType": [_BREAK_ITERATOR, None],
   "BreakIteratorCurrent": [_BREAK_ITERATOR, None],
   "BreakIteratorFirst": [_BREAK_ITERATOR, None],
   "BreakIteratorNext": [_BREAK_ITERATOR, None],
   "CompileString": [None, "false", None],
   "CreateBreakIterator": ["'en-US'", "{type: 'string'}", None, None],
@@ skipping 1173 matching lines @@
       for i in range(len(processes)):
         processes[i].join()
     except KeyboardInterrupt:
       stop_running.set()
       for i in range(len(processes)):
         processes[i].join()
     return 0
 
 if __name__ == "__main__":
   sys.exit(Main())